Clavister E5

Clavister E5 security gateway for smaller remote/branch offices or as an entry-level firewall.



End of Sales (EOS) as of November 12, 2015


Clavister E5 is highly suited as a security gateway for smaller remote/branch offices or as an entry-level firewall. Available in two configurations, the Clavister E5 is the perfect remote/branch office security gateway or as a Customer Premise Equipment (CPE) unit. Clavister E5 Pro are targeting larger remote/branch offices with up to 250 Mbps firewall performance. This makes Clavister E5 an excellent solution for organizations looking for premium network security at a great price.

There are 2 different versions of the E5 depending on your network requirements. Each version is a simple firmware update to the hardware platform.

Clavister E5Clavister E5 Pro
Firewall Performance (Mbps)125250
VPN Performance (Mbps)50100
Concurrent Connections5,00010,000
Concurrent VPN Tunnels (SSL VPN/IPsec)50/50100/100
Ethernet Interfaces2 x 1GbE (RJ45)  5 x 1GbE (RJ45) switchblock
Virtual Interfaces (VLAN 802.1q)1632
Virtual Routers35
Clavister cOSClavister cOS CoreClavister cOS Core
Form FactorDesktopDesktop

Additional information


E5 / E5 Pro

Firewall Performance

125 Mbps / 250 Mbps

IPsec VPN Performance

50 Mbps / 100 Mbps

Maximum Concurrent Connections


Maximum Concurrent IPsec VPN Tunnels


Maximum Concurrent L2TP/PPTP/SSL VPN Tunnels


Maximum Number of Users


Maximum Number of Routing Tables (Virtual Routers)


Ethernet Interfaces

5 x 1GbE (RJ45) switch block 2 x 1GbE (RJ45)

Interfaces for Management / High Availability (HA)


Configurable Internal / External / DMZ Ports


Local Console Port

Serial Console – RJ45

Link Aggregation IEEE 802.1AX-2008 (Static/LACP)


Maximum Number of VLAN Interfaces (802.1q)


Form Factor



44 mm x 280 mm x 180 mm (1.73 in x 11.02 in x 7.09 in

Hardware Weight / Package Weight

1,6 kg (3.53 lb) / 2,48 kg (5,47 lb)

Power Supply (AC)

90-264VAC, 50-60 Hz

Average Power Consumption

13 W / 45 BTU


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